Home / 37,040.24-51,112.44-21,124.40

Finding the Fourth Proportional to 37,040.24, 51,112.44 and 21,124.40

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Solution

The fourth proportional to 37,040.24, 51,112.44 and 21,124.40 is: 29,149.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.24 : 51,112.44 = 21,124.40 : x
  2. Step 2: Convert to fraction form
    37,040.24/51,112.44 = 21,124.40/x
  3. Step 3: Cross multiply
    37,040.24x = 51,112.44 × 21,124.40
  4. Step 4: Simplify right side
    37,040.24x = 1,079,719,627.54
  5. Step 5: Solve for x
    x = 1,079,719,627.54/37,040.24
  6. Step 6: Final answer
    x = 29,149.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.